Q: Is 2,775,456 a Composite Number?

Why is 2,775,456 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 2,775,456 can be evenly divided by 1 2 3 4 6 8 9 12 16 18 23 24 32 36 46 48 69 72 92 96 138 144 184 207 276 288 368 414 419 552 736 828 838 1,104 1,257 1,656 1,676 2,208 2,514 3,312 3,352 3,771 5,028 6,624 6,704 7,542 9,637 10,056 13,408 15,084 19,274 20,112 28,911 30,168 38,548 40,224 57,822 60,336 77,096 86,733 115,644 120,672 154,192 173,466 231,288 308,384 346,932 462,576 693,864 925,152 1,387,728 and 2,775,456, with no remainder.

Since 2,775,456 cannot be divided by just 1 and 2,775,456, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).